TABLE 1.

Demographics and sleep characteristics of the study subjects.

	DREAMS (N = 20)	CFS younger adults (N = 30)	CFS older adults (N = 30)
Median Age (IQR)	27.00 (22.75–46.25)	24.19 (21.76–25.50)	65.33 (61.88–68.14)
Male	4	25 (83.33%)	11 (36.67%)
Female	16	5 (16.67%)	19 (63.33%)
Median TST - min (IQR)	434.50 (387.13–465.00)	408.50 (370.00–486.00)	361.00 (316.00–390.00)
Median WASO - min (IQR)	49.00 (36.25–72.42)	40.00 (25.00–68.00)	103.00 (64.00–131.00)
Stage N1 -% (IQR)	7.85 (6.39–12.14)	3.33 (2.43–4.76)	4.77 (3.48–5.63)
Stage N2 -% (IQR)	47.30 (41.04–52.24)	58.10 (51.40–60.50)	53.60 (47.60–63.30)
Stage N3 -% (IQR)	23.54 (19.49–28.80)	18.70 (15.70–25.60)	18.85 (13.10–24.90)
REM -% (IQR)	18.70 (15.98–20.81)	17.20 (15.60–20.70)	19.80 (16.00–25.90)
AHI (IQR)	-	0.21 (0.15–0.50)	4.51 (2.67–9.22)

AHI, Apnea-Hypopnea Index; CFS, Cleveland Family Study; IQR, Interquartile Range; REM, Rapid Eye Movement (Sleep); TST, Total Sleep Time; WASO, Wave After Sleep Onset.